<!--
ns6 = 0;

if (document.layers)  {
     ns = 1; ie = 0; ns6 = 0;
}


if (!document.all && document.getElementById){
	ns6 = 1; ns = 0; ie = 0;
}
	
	
if (document.all && document.getElementById){
	ns6 = 1; ns = 0; ie = 0;
}
	
		
if (document.all)  {
   if (ns6==0) {
    ns6 = 0; ns = 0; ie = 1;
   } 
}

var i = 1;
var test = "menu";
function zeigeEbeneNr(ebene_nr){
    verbergen(eval('"' + test + i +'"'));
    zeigen(eval('"' + test + ebene_nr +'"'));
    i = ebene_nr; 
    }
    
function verbergeEbeneNr(ebene_nr){
    zeigen(eval('"' + test + i +'"'));
    verbergen(eval('"' + test + ebene_nr +'"'));
    i = ebene_nr; 
    }
    
    
function zeigen(name) {
if (ns6==1) {
   document.getElementById(''+name).style.visibility = "visible";
   } 
   else {
   if (ns==1) {
   document.layers[''+name].visibility = "show";
   }
   if (ie==1) {
   document.all[''+name].style.visibility = "visible"
   }
   }
}

function verbergen(name) {
if (ns6==1) {
   document.getElementById(''+name).style.visibility = "hidden";
   } 
   else {
   if (ns==1) {
   document.layers[''+name].visibility = "hide";
   }
   if (ie==1) {
   document.all[''+name].style.visibility = "hidden"
   }
   }
}

//-->